There is no smartness in gambling, no one can be smart at gambling because it is not an investment but it is a game where you just go in thinking that you can either win or lose, and if you win then its great but if you lose you are done with your money. So i would suggest you to stick to trading if you really want to just earn profits.
The current trend, many models of investment to innovate not only in one model. So, if you are confused about where to invest, then look at the number and interests of its members. Capital investment is trust.